As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETUNED TO CLT DUE TO THE FLIGHT CREW REPORTING THAT AFTER TAKE OFF A NOSE WHEEL STEERING FAULT ALONG WITH A BRAKE SYSTEM 1 FAULT DISPLAYED - THE AIRCRAFT LANDED SAFELY AT CLT AND WAS TOWED TO THE GATE - MAINTENANCE REPLACED THE BRAKE STEERING CONTROL UNIT AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK WITH NO FAULTS NOTED